/
proposal_handler.go
85 lines (75 loc) · 3.03 KB
/
proposal_handler.go
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package evm
import (
sdk "github.com/FiboChain/fbc/libs/cosmos-sdk/types"
tmtypes "github.com/FiboChain/fbc/libs/tendermint/types"
"github.com/FiboChain/fbc/x/common"
"github.com/FiboChain/fbc/x/evm/types"
"github.com/FiboChain/fbc/x/evm/watcher"
govTypes "github.com/FiboChain/fbc/x/gov/types"
)
// NewManageContractDeploymentWhitelistProposalHandler handles "gov" type message in "evm"
func NewManageContractDeploymentWhitelistProposalHandler(k *Keeper) govTypes.Handler {
return func(ctx sdk.Context, proposal *govTypes.Proposal) (err sdk.Error) {
if watcher.IsWatcherEnabled() {
ctx.SetWatcher(watcher.NewTxWatcher())
}
switch content := proposal.Content.(type) {
case types.ManageContractDeploymentWhitelistProposal:
return handleManageContractDeploymentWhitelistProposal(ctx, k, content)
case types.ManageContractBlockedListProposal:
return handleManageContractBlockedlListProposal(ctx, k, content)
case types.ManageContractMethodBlockedListProposal:
return handleManageContractMethodBlockedlListProposal(ctx, k, content)
case types.ManageSysContractAddressProposal:
if tmtypes.HigherThanVenus3(ctx.BlockHeight()) {
return handleManageSysContractAddressProposal(ctx, k, content)
}
return common.ErrUnknownProposalType(types.DefaultCodespace, content.ProposalType())
default:
return common.ErrUnknownProposalType(types.DefaultCodespace, content.ProposalType())
}
}
}
func handleManageContractDeploymentWhitelistProposal(ctx sdk.Context, k *Keeper,
p types.ManageContractDeploymentWhitelistProposal) sdk.Error {
csdb := types.CreateEmptyCommitStateDB(k.GeneratePureCSDBParams(), ctx)
if p.IsAdded {
// add deployer addresses into whitelist
csdb.SetContractDeploymentWhitelist(p.DistributorAddrs)
return nil
}
// remove deployer addresses from whitelist
csdb.DeleteContractDeploymentWhitelist(p.DistributorAddrs)
return nil
}
func handleManageContractBlockedlListProposal(ctx sdk.Context, k *Keeper,
p types.ManageContractBlockedListProposal) sdk.Error {
csdb := types.CreateEmptyCommitStateDB(k.GeneratePureCSDBParams(), ctx)
if p.IsAdded {
// add contract addresses into blocked list
csdb.SetContractBlockedList(p.ContractAddrs)
return nil
}
// remove contract addresses from blocked list
csdb.DeleteContractBlockedList(p.ContractAddrs)
return nil
}
func handleManageContractMethodBlockedlListProposal(ctx sdk.Context, k *Keeper,
p types.ManageContractMethodBlockedListProposal) sdk.Error {
csdb := types.CreateEmptyCommitStateDB(k.GeneratePureCSDBParams(), ctx)
if p.IsAdded {
// add contract method into blocked list
return csdb.InsertContractMethodBlockedList(p.ContractList)
}
// remove contract method from blocked list
return csdb.DeleteContractMethodBlockedList(p.ContractList)
}
func handleManageSysContractAddressProposal(ctx sdk.Context, k *Keeper,
p types.ManageSysContractAddressProposal) sdk.Error {
if p.IsAdded {
// add system contract address
return k.SetSysContractAddress(ctx, p.ContractAddr)
}
// remove system contract address
return k.DelSysContractAddress(ctx)
}